diff --git a/ports/czmq/CONTROL b/ports/czmq/CONTROL
index 6299d1c76be9ae..a45a1a34c7938c 100644
--- a/ports/czmq/CONTROL
+++ b/ports/czmq/CONTROL
@@ -2,6 +2,7 @@ Source: czmq
 Version: 2019-06-10
 Build-Depends: zeromq
 Description: High-level C binding for ZeroMQ
+Homepage: https://github.com/zeromq/czmq
 
 Feature: tool
 Description: Build and install czmq tools (zmakecert)